//-----------------------------------------------
// /wp-admin/import/blogger.php 913-935
//-----------------------------------------------
 
	function parse($xml) {
 
		global $app_logging;
		array_unshift($this->ns_contexts, array());
 
		$parser = xml_parser_create_ns();
		xml_set_object($parser, $this);
		xml_set_element_handler($parser, "start_element", "end_element");
		xml_parser_set_option($parser,XML_OPTION_CASE_FOLDING,0);
		xml_parser_set_option($parser,XML_OPTION_SKIP_WHITE,0);
		xml_set_character_data_handler($parser, "cdata");
		xml_set_default_handler($parser, "_default");
		xml_set_start_namespace_decl_handler($parser, "start_ns");
		xml_set_end_namespace_decl_handler($parser, "end_ns");
 
		$contents = "";
 
		//xmllib 2.7.0 -2.7.3 stripping leading angle brackets bug patch
		$xml =str_replace("<","<",$xml );
		$xml =str_replace(">",">",$xml );
		$xml =str_replace("&","&",$xml );
		//end Fix
 
		xml_parse($parser, $xml);
 
		xml_parser_free($parser);
 
		return true;
	}

//-----------------------------------------------
// /wp-includes/rss.php 49-90
//-----------------------------------------------
 
	function MagpieRSS ($source) {
 
		# if PHP xml isn't compiled in, die
		#
		if ( !function_exists('xml_parser_create') )
			trigger_error( "Failed to load PHP's XML Extension. http://www.php.net/manual/en/ref.xml.php" );
 
		$parser = @xml_parser_create();
 
		if ( !is_resource($parser) )
			trigger_error( "Failed to create an instance of PHP's XML parser. http://www.php.net/manual/en/ref.xml.php");
 
 
		$this->parser = $parser;
 
		# pass in parser, and a reference to this object
		# setup handlers
		#
		xml_set_object( $this->parser, $this );
		xml_set_element_handler($this->parser,
				'feed_start_element', 'feed_end_element' );
 
		xml_set_character_data_handler( $this->parser, 'feed_cdata' );
 
		//xmllib 2.7.0 -2.7.3 stripping leading angle brackets bug patch
		$source =str_replace("<","<",$source );
		$source =str_replace(">",">",$source );
		$source =str_replace("&","&",$source );
		//end fix
 
		$status = xml_parse( $this->parser, $source );
 
		if (! $status ) {
			$errorcode = xml_get_error_code( $this->parser );
			if ( $errorcode != XML_ERROR_NONE ) {
				$xml_error = xml_error_string( $errorcode );
				$error_line = xml_get_current_line_number($this->parser);
				$error_col = xml_get_current_column_number($this->parser);
				$errormsg = "$xml_error at line $error_line, column $error_col";
 
				$this->error( $errormsg );
			}
		}
 
		xml_parser_free( $this->parser );
 
		$this->normalize();
	}

//-----------------------------------------------
// /wp-includes/class-IXR.php 159-185
//-----------------------------------------------
 
	function parse() {
		// first remove the XML declaration
		$this->message = preg_replace('/<\?xml(.*)?\?'.'>/', '', $this->message);
		if (trim($this->message) == '') {
			return false;
		}
		$this->_parser = xml_parser_create();
		// Set XML parser to take the case of tags in to account
		xml_parser_set_option($this->_parser, XML_OPTION_CASE_FOLDING, false);
		// Set XML parser callback functions
		xml_set_object($this->_parser, $this);
		xml_set_element_handler($this->_parser, 'tag_open', 'tag_close');
		xml_set_character_data_handler($this->_parser, 'cdata');
 
		//xmllib 2.7.0 -2.7.3 stripping leading angle brackets bug patch
		$this->message =str_replace("<","<",$this->message);
		$this->message =str_replace(">",">",$this->message);
		$this->message =str_replace("&","&",$this->message);
		//end fix
 
		if (!xml_parse($this->_parser, $this->message)) {
			/* die(sprintf('XML error: %s at line %d',
				xml_error_string(xml_get_error_code($this->_parser)),
				xml_get_current_line_number($this->_parser))); */
			return false;
		}
		xml_parser_free($this->_parser);
		// Grab the error messages, if any
		if ($this->messageType == 'fault') {
			$this->faultCode = $this->params[0]['faultCode'];
			$this->faultString = $this->params[0]['faultString'];
		}
		return true;
	}